/* ===== NERVECELL STYLES.CSS ===== */
/* Design: Medical Professional with Modern Accent */
/* Primary: #1B4F8A | Accent: #10B981 | Gold: #F59E0B */

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

* { -webkit-tap-highlight-color: transparent; }

body {
  font-family: 'Open Sans', sans-serif;
  color: #1a1a2e;
  background: #ffffff;
  overflow-x: hidden;
  line-height: 1.7;
}

h1, h2, h3, h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

img { max-width: 100%; height: auto; display: block; }

a { text-decoration: none; color: inherit; }

ul { list-style: none; }

/* ===== CSS VARIABLES ===== */
:root {
  --primary: #1B4F8A;
  --primary-dark: #0f2d50;
  --accent: #10B981;
  --accent-dark: #059669;
  --gold: #F59E0B;
  --red: #EF4444;
  --white: #ffffff;
  --light: #f0f7ff;
  --light2: #e8f5e9;
  --gray: #64748b;
  --dark: #0f172a;
  --radius: 16px;
  --shadow: 0 4px 24px rgba(27,79,138,0.12);
  --shadow-lg: 0 8px 40px rgba(27,79,138,0.2);
}

/* ===== CONTAINER ===== */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 16px;
  padding: 14px 28px;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  min-height: 48px;
  text-align: center;
  white-space: nowrap;
}

.btn:hover { transform: scale(1.05); box-shadow: 0 8px 24px rgba(0,0,0,0.2); }
.btn:active { transform: scale(0.98); }

.btn-primary { background: var(--accent); color: var(--white); }
.btn-primary:hover { background: var(--accent-dark); }

.btn-hero {
  background: linear-gradient(135deg, var(--gold), #e67e22);
  color: var(--white);
  font-size: 18px;
  padding: 18px 36px;
  box-shadow: 0 6px 20px rgba(245,158,11,0.4);
}

.btn-nav {
  background: var(--gold);
  color: var(--white);
  padding: 10px 24px;
  font-size: 14px;
}

.btn-price {
  background: var(--accent);
  color: var(--white);
  width: 100%;
  margin: 12px 0;
}

.btn-popular { background: linear-gradient(135deg, var(--gold), #e67e22); }

.btn-final {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: var(--white);
  font-size: 20px;
  padding: 20px 40px;
  box-shadow: 0 8px 30px rgba(16,185,129,0.4);
}

.pulse-btn { animation: pulse 2s infinite; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.5); }
  50% { box-shadow: 0 0 0 12px rgba(16,185,129,0); }
}

/* ===== SECTION LABEL ===== */
.section-label {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary), #2563eb);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.section-sub {
  color: var(--gray);
  font-size: 17px;
  max-width: 600px;
  margin: 0 auto 40px;
  text-align: center;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(27,79,138,0.08);
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(255,255,255,0.98);
  box-shadow: 0 2px 20px rgba(27,79,138,0.15);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  gap: 20px;
}

.nav-logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 24px;
  color: var(--primary);
  letter-spacing: -0.5px;
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--dark);
  transition: color 0.3s;
}

.nav-links a:hover { color: var(--accent); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger span {
  width: 24px; height: 3px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s;
}

.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, #2563eb 100%);
  position: relative;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  animation: float 6s infinite ease-in-out;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.5; }
  50% { transform: translateY(-20px) rotate(180deg); opacity: 1; }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-image {
  position: relative;
  text-align: center;
}

.hero-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 300px; height: 300px;
  background: radial-gradient(circle, rgba(16,185,129,0.3), transparent 70%);
  border-radius: 50%;
  animation: glow-pulse 3s infinite ease-in-out;
}

@keyframes glow-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
  50% { transform: translate(-50%, -50%) scale(1.2); opacity: 1; }
}

.bottle-img {
  max-height: 500px;
  margin: 0 auto;
  filter: drop-shadow(0 20px 60px rgba(0,0,0,0.4));
  animation: bottle-float 4s ease-in-out infinite;
}

@keyframes bottle-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

.hero-badge {
  position: absolute;
  bottom: 20px; right: 20px;
  background: var(--gold);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 13px;
  padding: 8px 16px;
  border-radius: 50px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.hero-content { color: var(--white); }

.eyebrow {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: #a5f3e0;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 20px;
  letter-spacing: 1px;
}

.hero-content h1 {
  font-size: clamp(28px, 4vw, 52px);
  color: var(--white);
  margin-bottom: 20px;
  line-height: 1.15;
}

.gradient-text {
  background: linear-gradient(135deg, var(--gold), #fde68a);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-content p {
  font-size: 16px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 16px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 24px;
  margin: 24px 0;
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat strong {
  font-family: 'Montserrat', sans-serif;
  font-size: 22px;
  color: var(--gold);
}

.stat span {
  font-size: 12px;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-sub {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  margin-top: 12px;
}

.hero-wave {
  position: absolute;
  bottom: -2px; left: 0; right: 0;
}

.hero-wave svg { width: 100%; display: block; }

/* ===== WHY CHOOSE ===== */
.why-choose {
  padding: 100px 0;
  background: var(--white);
  text-align: center;
}

.why-choose h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--primary);
  margin-bottom: 12px;
}

.badges-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.badge-card {
  background: var(--white);
  border: 2px solid #e2e8f0;
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: all 0.4s ease;
  cursor: default;
}

.badge-card:hover {
  transform: scale(1.05) rotate(1deg);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.badge-card img {
  width: 80px; height: 80px;
  object-fit: contain;
  margin: 0 auto 20px;
}

.badge-card h3 {
  font-size: 16px;
  color: var(--primary);
  margin-bottom: 12px;
}

.badge-card p { font-size: 14px; color: var(--gray); line-height: 1.6; }

/* ===== WHAT IS ===== */
.what-is {
  padding: 100px 0;
  background: var(--light);
}

.what-is-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.what-is-image img {
  border-radius: 20px;
  box-shadow: var(--shadow-lg);
}

.what-is-content h2 {
  font-size: clamp(26px, 3vw, 38px);
  color: var(--primary);
  margin-bottom: 20px;
}

.what-is-content p {
  color: var(--gray);
  margin-bottom: 16px;
  font-size: 16px;
}

.what-is-content .btn { margin-top: 16px; }

/* ===== HOW IT WORKS ===== */
.how-works {
  padding: 100px 0;
  background: var(--white);
  text-align: center;
}

.how-works h2 { font-size: clamp(26px, 3vw, 38px); color: var(--primary); margin-bottom: 12px; }

.accordion-list { max-width: 800px; margin: 0 auto; text-align: left; }

.accordion-item {
  border: 2px solid #e2e8f0;
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.3s;
}

.accordion-item.active { border-color: var(--accent); }

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: var(--primary);
  text-align: left;
  min-height: 56px;
  transition: background 0.3s;
}

.accordion-header:hover { background: var(--light); }

.acc-icon { font-size: 22px; }

.acc-arrow {
  margin-left: auto;
  transition: transform 0.3s;
  font-size: 12px;
}

.accordion-item.active .acc-arrow { transform: rotate(180deg); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
  padding: 0 20px;
}

.accordion-item.active .accordion-body {
  max-height: 300px;
  padding: 0 20px 20px;
}

.accordion-body p { font-size: 15px; color: var(--gray); line-height: 1.7; }

/* ===== REVIEWS ===== */
.reviews {
  padding: 100px 0;
  background: linear-gradient(135deg, #f0f7ff, #e8f5e9);
  text-align: center;
}

.reviews h2 { font-size: clamp(26px, 3vw, 38px); color: var(--primary); margin-bottom: 12px; }

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.review-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  text-align: left;
  transition: transform 0.3s, box-shadow 0.3s;
}

.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.review-top {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.review-avatar {
  width: 60px; height: 60px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent);
}

.review-top strong { display: block; font-family: 'Montserrat', sans-serif; color: var(--dark); }
.review-top span { font-size: 13px; color: var(--gray); }
.stars { font-size: 14px; margin-top: 4px; }

.review-card p { font-size: 14px; color: #374151; line-height: 1.7; }

.rating-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.rating-bar img { height: 30px; width: auto; }
.rating-bar span { font-family: 'Montserrat', sans-serif; font-weight: 700; color: var(--primary); }

/* ===== PRICING ===== */
.pricing { padding: 100px 0; background: var(--white); text-align: center; }
.pricing-2 { background: var(--light); }

.pricing h2 { font-size: clamp(24px, 3vw, 36px); color: var(--primary); margin-bottom: 8px; }

.countdown-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin: 24px 0 40px;
}

.countdown-wrap p { font-size: 16px; color: var(--red); font-weight: 600; }

.countdown {
  display: flex;
  align-items: center;
  gap: 8px;
}

.cd-box {
  background: var(--primary);
  color: var(--white);
  border-radius: 12px;
  padding: 12px 20px;
  text-align: center;
  min-width: 80px;
}

.cd-box span {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 36px;
  font-weight: 900;
  line-height: 1;
}

.cd-box small {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.7;
}

.cd-sep { font-size: 32px; font-weight: 900; color: var(--primary); }

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.price-card {
  background: var(--white);
  border: 2px solid #e2e8f0;
  border-radius: 20px;
  padding: 28px 20px;
  text-align: center;
  position: relative;
  transition: all 0.3s;
}

.price-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.price-card.popular {
  border-color: var(--gold);
  box-shadow: 0 8px 40px rgba(245,158,11,0.2);
  transform: scale(1.03);
  background: linear-gradient(135deg, #fffbeb, #fefce8);
}

.price-card.popular:hover { transform: scale(1.03) translateY(-6px); }

.popular-banner {
  position: absolute;
  top: -16px; left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold), #e67e22);
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 12px;
  padding: 6px 20px;
  border-radius: 50px;
  white-space: nowrap;
}

.price-label {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--gray);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.price-bottles {
  font-family: 'Montserrat', sans-serif;
  font-weight: 900;
  font-size: 22px;
  color: var(--primary);
}

.price-days { font-size: 13px; color: var(--gray); margin-bottom: 16px; }

.price-card img { max-height: 160px; margin: 16px auto; object-fit: contain; }

.price-amount {
  font-family: 'Montserrat', sans-serif;
  font-size: 22px;
  font-weight: 900;
  margin: 8px 0 4px;
}

.price-amount .old { text-decoration: line-through; color: var(--gray); font-size: 16px; margin-right: 8px; }
.price-amount .new { color: var(--accent); font-size: 28px; }

.price-per { font-size: 13px; color: var(--gray); margin-bottom: 12px; }

.badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
  margin: 8px 0;
}

.badge-pill {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 50px;
}

.badge-pill.green { background: #d1fae5; color: #065f46; }
.badge-pill.blue { background: #dbeafe; color: #1e40af; }

.payment-img { height: 24px; margin: 8px auto 0; object-fit: contain; }

/* ===== BONUS ===== */
.bonus {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  text-align: center;
  color: var(--white);
}

.bonus h2 { color: var(--white); font-size: clamp(24px, 3vw, 36px); margin-bottom: 8px; }
.bonus .section-label { background: rgba(255,255,255,0.2); }
.bonus .section-sub { color: rgba(255,255,255,0.7); }

.bonus-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin: 48px 0 40px;
}

.bonus-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  backdrop-filter: blur(8px);
  transition: all 0.3s;
}

.bonus-card:hover { background: rgba(255,255,255,0.15); transform: translateY(-4px); }

.bonus-card img { max-height: 200px; margin: 0 auto 20px; border-radius: 12px; }
.bonus-card h3 { color: var(--gold); font-size: 18px; margin-bottom: 12px; }
.bonus-card p { color: rgba(255,255,255,0.8); font-size: 14px; line-height: 1.7; }

/* ===== INGREDIENTS ===== */
.ingredients { padding: 100px 0; background: var(--white); text-align: center; }
.ingredients h2 { font-size: clamp(26px, 3vw, 38px); color: var(--primary); margin-bottom: 12px; }

.ingredients-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
  text-align: left;
}

.ingredient-card {
  border: 2px solid #e2e8f0;
  border-radius: var(--radius);
  padding: 24px;
  transition: all 0.3s;
}

.ingredient-card:hover { border-color: var(--accent); box-shadow: var(--shadow); transform: translateY(-4px); }

.ing-icon { font-size: 32px; margin-bottom: 12px; }
.ingredient-card h3 { font-size: 15px; color: var(--primary); margin-bottom: 8px; }
.ingredient-card p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* ===== SCIENCE ===== */
.science { padding: 100px 0; background: var(--light); text-align: center; }
.science h2 { font-size: clamp(24px, 3vw, 36px); color: var(--primary); margin-bottom: 12px; }

.science-list { max-width: 800px; margin: 0 auto; text-align: left; }

.science-item {
  border: 2px solid #e2e8f0;
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  background: var(--white);
}

.science-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--primary);
  text-align: left;
  min-height: 56px;
  transition: background 0.3s;
}

.science-header:hover { background: var(--light); }

.science-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
  padding: 0 20px;
}

.science-item.active .science-body {
  max-height: 300px;
  padding: 0 20px 20px;
}

.science-item.active .acc-arrow { transform: rotate(180deg); }
.science-item.active { border-color: var(--primary); }

.science-body p { font-size: 14px; color: var(--gray); line-height: 1.7; }

/* ===== GUARANTEE ===== */
.guarantee { padding: 100px 0; background: var(--white); }

.guarantee-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: center;
}

.guarantee-image img { border-radius: 20px; max-width: 320px; margin: 0 auto; }

.guarantee-content h2 { font-size: clamp(24px, 3vw, 36px); color: var(--primary); margin-bottom: 16px; }
.guarantee-content > p { color: var(--gray); margin-bottom: 24px; }

.guarantee-points { display: flex; flex-direction: column; gap: 20px; margin-bottom: 28px; }

.guarantee-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.g-icon { font-size: 28px; flex-shrink: 0; }
.guarantee-item h4 { font-size: 15px; color: var(--primary); margin-bottom: 6px; }
.guarantee-item p { font-size: 14px; color: var(--gray); }

/* ===== BENEFITS ===== */
.benefits { padding: 100px 0; background: linear-gradient(135deg, #f0f7ff, #e8f5e9); text-align: center; }
.benefits h2 { font-size: clamp(26px, 3vw, 38px); color: var(--primary); margin-bottom: 12px; }

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 48px;
  text-align: left;
}

.benefit-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: transform 0.3s;
}

.benefit-item:hover { transform: translateX(6px); }

.b-check { font-size: 22px; flex-shrink: 0; }
.benefit-item h4 { font-size: 15px; color: var(--primary); margin-bottom: 6px; }
.benefit-item p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* ===== FAQ ===== */
.faq { padding: 100px 0; background: var(--white); text-align: center; }
.faq h2 { font-size: clamp(24px, 3vw, 36px); color: var(--primary); margin-bottom: 12px; }

.faq-list { max-width: 800px; margin: 0 auto; text-align: left; }

.faq-item {
  border: 2px solid #e2e8f0;
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color 0.3s;
}

.faq-item.active { border-color: var(--accent); }

.faq-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 18px 20px;
  background: none;
  border: none;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: var(--dark);
  text-align: left;
  min-height: 56px;
  transition: background 0.3s;
}

.faq-header:hover { background: var(--light); }
.faq-item.active .faq-header { color: var(--accent); }
.faq-item.active .acc-arrow { transform: rotate(180deg); }

.faq-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s;
  padding: 0 20px;
}

.faq-item.active .faq-body {
  max-height: 300px;
  padding: 0 20px 20px;
}

.faq-body p { font-size: 15px; color: var(--gray); line-height: 1.7; }

/* ===== FINAL CTA ===== */
.final-cta {
  padding: 100px 0;
  background: linear-gradient(135deg, #0f2d50 0%, #1B4F8A 50%, #10B981 100%);
  position: relative;
  overflow: hidden;
  text-align: center;
}

.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(16,185,129,0.15), transparent 70%);
}

.final-cta-inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.final-cta-image { text-align: center; }

.final-bottle {
  max-height: 400px;
  margin: 0 auto;
  filter: drop-shadow(0 20px 60px rgba(0,0,0,0.4));
  animation: bottle-float 4s ease-in-out infinite;
}

.final-cta-content { color: var(--white); text-align: left; }

.final-cta-content .eyebrow {
  background: rgba(239,68,68,0.2);
  border-color: rgba(239,68,68,0.4);
  color: #fca5a5;
}

.final-cta-content h2 {
  font-size: clamp(24px, 3vw, 40px);
  color: var(--white);
  margin-bottom: 16px;
}

.final-cta-content p { color: rgba(255,255,255,0.8); margin-bottom: 24px; font-size: 17px; }

.final-price {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 24px;
}

.final-old { font-size: 16px; color: rgba(255,255,255,0.6); }
.final-old del { color: rgba(255,255,255,0.4); }
.final-new { font-size: 28px; font-family: 'Montserrat', sans-serif; color: var(--gold); }

.final-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
  font-size: 13px;
  color: rgba(255,255,255,0.7);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 20px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 32px;
}

.footer-brand .nav-logo { font-size: 28px; }
.footer-brand p { margin-top: 12px; font-size: 14px; line-height: 1.6; max-width: 320px; }

.social-links {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.social-links a {
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
  transition: all 0.3s;
}

.social-links a:hover { background: var(--accent); color: var(--white); transform: translateY(-2px); }

.footer-links-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 14px;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-links-col a {
  display: block;
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 10px;
  transition: color 0.3s;
}

.footer-links-col a:hover { color: var(--accent); }

.footer-bottom { text-align: center; }

.disclaimer-text {
  font-size: 12px;
  line-height: 1.6;
  color: rgba(255,255,255,0.4);
  max-width: 800px;
  margin: 0 auto 24px;
}

.footer-legal-links {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.legal-link {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  transition: color 0.3s;
}

.legal-link:hover { color: var(--accent); }
.link-separator { color: rgba(255,255,255,0.3); }

.copyright {
  font-size: 13px;
  color: rgba(255,255,255,0.4);
}

.copyright a { color: var(--accent); }

/* ===== SCROLL TO TOP ===== */
.scroll-top {
  position: fixed;
  bottom: 24px; right: 24px;
  width: 48px; height: 48px;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 16px;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 999;
  box-shadow: var(--shadow);
  transition: all 0.3s;
}

.scroll-top:hover { background: var(--accent); transform: translateY(-2px); }
.scroll-top.visible { display: flex; }

/* ===== PURCHASE POPUP ===== */
.purchase-popup {
  position: fixed;
  bottom: 20px; left: 20px;
  background: var(--white);
  border-radius: 16px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  z-index: 9998;
  max-width: 320px;
  transform: translateX(-120%);
  transition: transform 0.4s ease;
  border-left: 4px solid var(--accent);
}

.purchase-popup.show { transform: translateX(0); }
.purchase-popup img { width: 44px; height: 44px; object-fit: contain; }

.popup-text {
  display: flex;
  flex-direction: column;
  font-size: 13px;
  line-height: 1.4;
}

.popup-text strong { color: var(--dark); }
.popup-text span { color: var(--gray); }

.popup-close {
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  color: var(--gray);
  padding: 4px;
  margin-left: auto;
  flex-shrink: 0;
}

/* ===== EXIT POPUP ===== */
.exit-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.exit-overlay.show { display: flex; }

.exit-popup {
  background: var(--white);
  border-radius: 20px;
  padding: 40px 32px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  position: relative;
  animation: popup-in 0.4s ease;
}

@keyframes popup-in {
  from { transform: scale(0.8); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.exit-close {
  position: absolute;
  top: 12px; right: 16px;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--gray);
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.exit-content h3 {
  font-size: 24px;
  color: var(--primary);
  margin-bottom: 12px;
}

.exit-content p { color: var(--gray); margin-bottom: 20px; font-size: 16px; }
.exit-content .btn { width: 100%; }
.exit-sub { margin-top: 16px; font-size: 12px; }
.exit-close-link { color: var(--gray); text-decoration: underline; }

/* ===== AOS ANIMATIONS ===== */
[data-aos] { opacity: 0; transition: opacity 0.6s ease, transform 0.6s ease; }
[data-aos="fade-up"] { transform: translateY(30px); }
[data-aos="fade-right"] { transform: translateX(-30px); }
[data-aos="fade-left"] { transform: translateX(30px); }
[data-aos="fade-in"] { transform: none; }
[data-aos="slide-up"] { transform: translateY(40px); }
[data-aos="zoom-in"] { transform: scale(0.8); }
[data-aos].visible { opacity: 1; transform: none; }

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  [data-aos] { opacity: 1 !important; transform: none !important; }
}

/* ===== RESPONSIVE: TABLET 768px ===== */
@media (max-width: 991px) {
  .badges-grid { grid-template-columns: repeat(2, 1fr); }
  .ingredients-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  /* Nav mobile */
  .nav-links {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--white);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 24px;
    transform: translateX(100%);
    transition: transform 0.35s ease;
    z-index: 999;
  }

  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 18px; }
  .hamburger { display: flex; z-index: 1001; }
  
  /* Hero mobile */
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero-content { order: 2; }
  .hero-image { order: 1; }
  .hero-stats { justify-content: center; }
  .btn-hero { width: 100%; }

  /* Sections */
  .what-is-inner { grid-template-columns: 1fr; }
  .what-is-content { order: 2; }
  .what-is-image { order: 1; }
  
  .guarantee-inner { grid-template-columns: 1fr; }
  
  .final-cta-inner { grid-template-columns: 1fr; }
  .final-cta-content { text-align: center; order: 2; }
  .final-cta-image { order: 1; }
  .final-trust { justify-content: center; }
  .final-price { align-items: center; }
  
  .benefits-grid { grid-template-columns: 1fr; }
  .bonus-grid { grid-template-columns: 1fr; }
  
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .footer-brand { grid-column: auto; }
}

@media (max-width: 575px) {
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card.popular { transform: none; }
  .price-card.popular:hover { transform: translateY(-6px); }
  .reviews-grid { grid-template-columns: 1fr; }
  .badges-grid { grid-template-columns: 1fr; }
  .ingredients-grid { grid-template-columns: 1fr; }
  .hero { padding: 100px 0 60px; }
  .why-choose, .what-is, .how-works, .reviews, .pricing, .bonus,
  .ingredients, .science, .guarantee, .benefits, .faq, .final-cta { padding: 60px 0; }
  
  .cd-box { min-width: 60px; }
  .cd-box span { font-size: 28px; }
  
  .purchase-popup { max-width: calc(100vw - 40px); bottom: 12px; left: 12px; }
}

@media (max-width: 320px) {
  .container { padding: 0 16px; }
  .hero-content h1 { font-size: 22px; }
}